The atomic mass of an element is 32.07 u and its atomic number is 16. the number of protons contained in the nucleus of an atom of this element is
(a) 16
(b) 31
(c) 32
(d) 48

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done